Process for wet pelletizing carbon black
Abstract
Abstract WETTED PARTICLES OF CARBON BLACK ARE AGITATED IN AN ELONGATED CYLINDREICAL CONDUIT FOR FORM WET PELLETS OF THE PARTICLES. AGITATION S ACCOMPLISHED BY MEANS OF REVOLVING AGIATION MEMBERS WHICH ALSO MOVE THE PARTICLES TOWARD A DISCHARGE OUTLET THROUGH WHICH WET PELLETS ARE REMOVED FROM THE ZONE OF AGITATION. THE AMOUNT OF WORK EXPENDED IN AGITATING AND AXIALLY ADVANCING THE PARTICLES WITHIN THE CONDUIT IS INCREASED BY (1) REVOLVING THE AGITATING MEMBERS FAST ENOUGH TO SLING THE PARTICLES OUT TOWARD THE CONDUIT WALL AND THUS SPACE THE PARTICLES INTO AN ANNULAR BED BY CENTRIFUGAL FORCE, AND (2) COMPRESSING THE AXIALLY ADVANCING BED BY REVOLUTION OF THE MEMERS, AGAINST A DAM WHCIH EXTENDS AROUND THE PERIPHERY OF THE PELLETIZING ZONE AND PROJECTS INWARDLY TOWARD CENTER OF THE ZONE.
Inventors
- 👤 Richard E Driscoll
Bibliographic Details
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